Version 1.1b   
  Released: December 16, 1997  
  Changes:  Changed output format of probs.dat file to increase 
            precision of position information (this change provides
            a temporary fix for a minor bug in KAC which requires
            that positions in the probs.dat file be unique)
  Acknowledgement:  Our thanks to Judy Badner for reporting this bug.

Version 1.2
  Released: November 13, 1998
  Changes:  1. Uses GENEHUNTER 1.3 as its base (rather than GENEHUNTER 1.1)
            2. Adds the exponential allele-sharing model
            3. Allows grid search or golden-section search for maximum
            4. Allows for different family weighting schemes